Table 1. Baseline Characteristics Stratified by Stage.
| Stage 1 | Stage 2 | Stage 3 | Stage 4 | Missing Stage | Total | |
|---|---|---|---|---|---|---|
| n=293 | n=290 | n=1247 | n=321 | n=388 | n=2539 | |
| Age | ||||||
| Mean (standard deviation) | 56.33 ± 11.70 | 59.18 ± 11.44 | 61.34 ± 11.01 | 60.97 ± 11.50 | 60.65 ± 11.27 | 60.36 ± 11.35 |
| Median (IQR) | 56 (49-63) | 58 (51-67) | 62 (54-69) | 62 (52-70) | 61 (53-69) | 61 (52-69) |
| Age group | ||||||
| 18-45 | 52 (17.7%) | 32 (11.0%) | 97 (7.8%) | 27 (8.4%) | 33 (8.5%) | 241 (9.5%) |
| 46-54 | 83 (28.3%) | 78 (26.9%) | 250 (20.0%) | 73 (22.7%) | 81 (20.9%) | 565 (22.3%) |
| 55-64 | 92 (31.4%) | 90 (31.0%) | 393 (31.5%) | 85 (26.5%) | 129 (33.2%) | 789 (31.1%) |
| 65-74 | 43 (14.7%) | 55 (19.0%) | 371 (29.8%) | 92 (28.7%) | 109 (28.1%) | 670 (26.4%) |
| 75+ | 23 (7.8%) | 35 (12.1%) | 136 (10.9%) | 44 (13.7%) | 36 (9.3%) | 274 (10.8%) |
| Rurality | ||||||
| Urban | 256 (87.4%) | 245 (84.5%) | 1086 (87.1%) | 289 (90.0%) | 356 (91.8%) | 2232 (87.9%) |
| Rural | 37 (12.6%) | 45 (15.5%) | 161 (12.9%) | 32 (10.0%) | 32 (8.2%) | 307 (12.1%) |
| Income quintile | ||||||
| Missing | *1 – 5 | 0 (0.0%) | *1 - 5 | 0 (0.0%) | *1 - 5 | *1 - 5 |
| 1 (lowest) | *38 - 42 | 42 (14.5%) | *193 - 197 | 59 (18.4%) | *63 - 67 | *405 - 409 |
| 2 | 61 (20.8%) | 63 (21.7%) | 258 (20.7%) | 58 (18.1%) | 78 (20.1%) | 518 (20.4%) |
| 3 | 54 (18.4%) | 54 (18.6%) | 256 (20.5%) | 51 (15.9%) | 69 (17.8%) | 484 (19.1%) |
| 4 | 71 (24.2%) | 67 (23.1%) | 238 (19.1%) | 73 (22.7%) | 92 (23.7%) | 541 (21.3%) |
| 5 (highest) | 64 (21.8%) | 64 (22.1%) | 297 (23.8%) | 80 (24.9%) | 81 (20.9%) | 586 (23.1%) |
| Charlson Comorbidity Index (inpatient diagnoses) | ||||||
| Mean (standard deviation) | 0.08 ± 0.28 | 0.05 ± 0.26 | 0.11 ± 0.40 | 0.11 ± 0.38 | 0.12 ± 0.37 | 0.10 ± 0.37 |
| Charlson category | ||||||
| 0 (lowest) | 271 (92.5%) | 278 (95.9%) | 1143 (91.7%) | 292 (91.0%) | 347 (89.4%) | 2331 (91.8%) |
| 1 | *17 - 21 | *7 - 11 | 83 (6.7%) | *24 - 28 | 35 (9.0%) | 174 (6.9%) |
| 2+ (highest) | *1 - 5 | *1 - 5 | 21 (1.7%) | *1 - 5 | 6 (1.5%) | 34 (1.3%) |
| Surgery type | ||||||
| Missing | *1 - 5 | *2 - 6 | 15 (1.2%) | *1 - 5 | *2 - 6 | 33 (1.3%) |
| Hysterectomy with omentectomy for malignancy | 88 (30.0%) | 70 (24.1%) | 203 (16.3%) | 50 (15.6%) | 61 (15.7%) | 472 (18.6%) |
| Ovarian debulking for carcinoma of stage 2C, 3B, 3C, or 4 | 36 (12.3%) | 86 (29.7%) | 616 (49.4%) | 167 (52.0%) | 184 (47.4%) | 1089 (42.9%) |
| Oophorectomy and/or oophorcystectomy | 33 (11.3%) | 30 (10.3%) | 31 (2.5%) | 6 (1.9%) | 19 (4.9%) | 119 (4.7%) |
| Abdominal/vaginal hysterectomy | 88 (30.0%) | 57 (19.7%) | 140 (11.2%) | 36 (11.2%) | 68 (17.5%) | 389 (15.3%) |
| Radical (Wertheim) hysterectomy | 25 (8.5%) | 26 (9.0%) | 190 (15.2%) | 47 (14.6%) | 38 (9.8%) | 326 (12.8%) |
| Oophorectomy with total omentectomy | *18 - 22 | *15 - 19 | 52 (4.2%) | *10 - 14 | *12 - 16 | 111 (4.4%) |
*Exact counts suppressed due to privacy reasons.